Ava thinks love should be found in the real world, not on apps that filter men by height, job, or astrological sign. She believes in feelings, not algorithms. So after a recent breakup and dating app debacle, she decides to put love on hold and escapes to a remote writers' retreat in coastal Italy. At the retreat, she's not allowed to use her real name or reveal any personal information. When the neighboring martial arts retreat is canceled and a few of its attendees join their small writing community, Ava, now going by "Aria", meets "Dutch", a man who seems too good to be true.

After being together for 10 years, Sylvie and Dan have all the trimmings of a happy life and marriage; they have a comfortable home, fulfilling jobs, and beautiful twin girls and communicate so seamlessly, they finish each other's sentences. However, a trip to the doctor projects they will live another 68 years together, and panic sets in. They never expected "until death do us part" to mean seven decades. In the name of marriage survival, they quickly concoct a plan to keep their relationship fresh and exciting.

Lucy Young is twenty-six and tired. Tired of fetching coffees for senior TV producers, sick of going on disastrous dates, and done with living in a damp flat with roommates who never buy toilet paper. After another disappointing date, Lucy stumbles upon a wishing machine. Pushing a coin into the slot, Lucy closes her eyes and wishes with all her might: Please, let me skip to the good part of my life.

Eve is a successful novelist who wakes up one day in a hospital bed with no memory of how she got there. Her husband, never far from her side, explains that she has had an operation to remove the large, malignant tumor growing in her brain. As Eve learns to walk, talk, and write again—and as she wrestles with her diagnosis, and how and when to explain it to her beloved children—she begins to recall what’s most important to her: long walks with her husband’s hand clasped firmly around her own, family game nights, and always buying that dress when she sees it.

It’s been almost two years since Effie’s beloved parents got divorced, destroying the image of the happy, loving childhood she thought she had. Since then, she’s become estranged from her father and embarked on a feud with his hot (and much younger) girlfriend, Krista. And now, more earth-shattering news: They’ve sold Greenoaks, the rambling Victorian country house Effie has always called home.